so, it expacts it will need to spend \$2.0 million in yoar 4 replacing fallod equipment. a. What is the IRR of the decision to forgo maintenance of the equipment? b. Does the IRR rulo work for this docision? c. For what costs of capital (COC) is forgoing maintenenoe a good decision? a. What is the IRR of the dedision to forgo maintenance of the equipmont? The URR of the decision is 6. (Round to two decimal places.) b. Does the IRR rule work for this decision? (Select from the drop down menu.) e. For what coats of capilal (COC) is forgoing maintenance a good decsion? (Select from the drop-down mena.) For costr of capital that are